The R Range Hydraulic Hammer
Arrowhead Rockdrill’s R Range hydraulic hammers bring a new industry leading tie-rodless hammer to the market. Based around a unique design the R Range hammers eliminate the need for tie rods in the hammer assembly increasing the robustness of the hammer while simplifying its construction.
The R Range hammers are a compact and powerful design suitable for a wide variety of applications all with the effective price and industry leading support our customers deserve.
Features of the ‘R’ Range
- Tie-rodless hammer design
- Narrow round box provides superior access to surfaces in confined spaces such as trenching work
- Vibration and sound supressed at standard
- The hammer can be fully serviced using no specialist tools
- Powerful gas fired operation using less oil at lower working pressures
- Excavator friendly
| Hammer Specification | unit | R40 | R45 | R55 | R65 |
|---|---|---|---|---|---|
| Max energy per blow | J | 260 | 550 | 680 | 850 |
| Require flow | lpm | 14-30 | 25-45 | 40-60 | 45-70 |
| Operating pressure | bar | 120 | 90 | 110 | 110 |
| Blows per min | per min | 650-1100 | 650-1100 | 700-1250 | 550-1200 |
| Guaranteed sound power | dB | 112 | 116 | 117 | 118 |
| Tool diameter | mm | 40 | 45 | 55 | 65 |
| Working weight | kg | 85 | 120 | 135 | 190 |
| Carrier weight | Tonnes | 0.7-1.5 | 1.5-2.8 | 2.8-4.0 | 4.0-5.5 |
| Hammer Specification | unit | R70 | R75 | R80 |
|---|---|---|---|---|
| Max energy per blow | J | 1000 | 1200 | 1400 |
| Require flow | lpm | 55-80 | 70-100 | 80-110 |
| Operating pressure | bar | 110 | 120 | 120 |
| Blows per min | per min | 650-1400 | 650-1400 | 550-1200 |
| Guaranteed sound power | dB | 118 | 121 | 121 |
| Tool diameter | mm | 70 | 75 | 80 |
| Working weight | kg | 210 | 305 | 375 |
| Carrier weight | Tonnes | 5.0-7.0 | 6.5-8.5 | 7.0-10.0 |